Home / 3,944.30-5,914.82-3,161.84

Finding the Fourth Proportional to 3,944.30, 5,914.82 and 3,161.84

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Solution

The fourth proportional to 3,944.30, 5,914.82 and 3,161.84 is: 4,741.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.30 : 5,914.82 = 3,161.84 : x
  2. Step 2: Convert to fraction form
    3,944.30/5,914.82 = 3,161.84/x
  3. Step 3: Cross multiply
    3,944.30x = 5,914.82 × 3,161.84
  4. Step 4: Simplify right side
    3,944.30x = 18,701,714.47
  5. Step 5: Solve for x
    x = 18,701,714.47/3,944.30
  6. Step 6: Final answer
    x = 4,741.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.